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* [2.6 patch] make marker_debug static
@ 2008-02-14 21:23 Adrian Bunk
  2008-02-14 22:37 ` Mathieu Desnoyers
  0 siblings, 1 reply; 2+ messages in thread
From: Adrian Bunk @ 2008-02-14 21:23 UTC (permalink / raw)
  To: Mathieu Desnoyers; +Cc: linux-kernel

With the needlessly global marker_debug being static gcc can optimize 
the unused code away.

Signed-off-by: Adrian Bunk <bunk@kernel.org>

---
91577cc8ac60bf9003d0dd037a231db363003740 diff --git a/kernel/marker.c b/kernel/marker.c
index c4c2cd8..133bdbb 100644
--- a/kernel/marker.c
+++ b/kernel/marker.c
@@ -28,7 +28,7 @@ extern struct marker __start___markers[];
 extern struct marker __stop___markers[];
 
 /* Set to 1 to enable marker debug output */
-const int marker_debug;
+static const int marker_debug;
 
 /*
  * markers_mutex nests inside module_mutex. Markers mutex protects the builtin


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [2.6 patch] make marker_debug static
  2008-02-14 21:23 [2.6 patch] make marker_debug static Adrian Bunk
@ 2008-02-14 22:37 ` Mathieu Desnoyers
  0 siblings, 0 replies; 2+ messages in thread
From: Mathieu Desnoyers @ 2008-02-14 22:37 UTC (permalink / raw)
  To: Adrian Bunk; +Cc: linux-kernel

* Adrian Bunk (bunk@kernel.org) wrote:
> With the needlessly global marker_debug being static gcc can optimize 
> the unused code away.
> 
> Signed-off-by: Adrian Bunk <bunk@kernel.org>
> 

Thanks,

Acked-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>

> ---
> 91577cc8ac60bf9003d0dd037a231db363003740 diff --git a/kernel/marker.c b/kernel/marker.c
> index c4c2cd8..133bdbb 100644
> --- a/kernel/marker.c
> +++ b/kernel/marker.c
> @@ -28,7 +28,7 @@ extern struct marker __start___markers[];
>  extern struct marker __stop___markers[];
>  
>  /* Set to 1 to enable marker debug output */
> -const int marker_debug;
> +static const int marker_debug;
>  
>  /*
>   * markers_mutex nests inside module_mutex. Markers mutex protects the builtin
> 

-- 
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68

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